Primary Colors

Discussion in 'Electrical/Telco/Grounding' started by Wireless Estimator, Feb 1, 2008.

  1. Wireless Estimator

    Wireless Estimator Administrator Staff Member

    Those colored thread protectors are not meant to be decorative. They can help you identify the size of the pipe. Black: 1/2, 1-1/2, 2-1/2, 3-1/2 Red: 3/4", 1-1/4 Blue: 1, 2, 3, 4, 5, 6

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